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Senior Java Developer
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Offer summary

(Summary generated by AI based on the full job description)

The project concerns the banking sector and involves taking over and developing functionalities of an existing production application. Technologies used include Java, Spring Boot, relational databases, Redis, and TypeScript with React for full-stack collaboration. Responsibilities cover codebase transition from another vendor, backend feature implementation, optimization, and teamwork with front-end developers. Hybrid work model with office in Wrocław or Kraków with minimum three onsite days, offering Luxmed Gold medical care and Multisport Plus benefits.

newyou can start ASAP

Senior Java Developer

Company: YOUR ITEAMS sp. z o.o.

from: 14 September 2026
to: 14 October 2026
140 - 180 złnet (+ VAT)/ hr.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
Kraków, Lesser Poland
Kraków, Lesser Poland

Requirements

Expected technologies

Java
Spring Boot
Spring Framework
SQL
TypeScript
React

Our requirements

  • Proven experience with Java and Spring Framework (including Spring Boot) in production systems.
  • Practical knowledge of one or more relational databases (design, SQL, performance tuning).
  • Experience with Redis or another Key-Value store in a production context.
  • Familiarity with TypeScript and React to collaborate effectively on full-stack delivery.
  • Track record of taking over existing codebases and delivering stable transitions from other vendors or teams.
  • Strong problem-solving skills, attention to quality and experience with testing and CI/CD practices.
  • Good communication skills and the ability to work effectively in a hybrid, cross-functional team.

Your responsibilities

  • Take over and smoothly transition tasks and codebases from an external vendor, ensuring continuity and quality.
  • Design, implement and deliver new backend features using Java and Spring (Core, Boot).
  • Maintain and enhance existing application functionality, including bug fixes, performance tuning and refactoring.
  • Work with relational databases (design, queries, optimizations) and integrate Key-Value stores such as Redis.
  • Collaborate with front-end engineers using TypeScript and React to deliver end-to-end features and APIs.
  • Participate in code reviews, provide constructive feedback and follow team development practices.
  • Contribute to architectural decisions, documentation and cross-team knowledge transfer.

About the project

We are looking for a Senior Java Developer (hybrid from Wrocław or Cracow) to join a banking-sector team responsible for taking over tasks from another vendor, developing new functionalities and maintaining a production application. This role is based in an office in Wrocław or Kraków with a minimum of three days per week on-site. The person in this role will work with Java, Spring, relational databases, a Key-Value store such as Redis, and TypeScript with React for full-stack collaboration.

This is how we organize our work

This is how we work

you focus on product developmentyou focus on code maintenanceagilescrum

This is how we work on a project

  • code review
  • Continuous Integration
  • DevOps
  • documentation
  • issue tracking tools
  • test automation
Company

What we offer

  • Hybrid work model with an office located in Wrocław or Kraków (minimum three days per week on-site).
  • Unique TEAL culture, relationship- and respect-driven community, non-corporate atmosphere.
  • Agile approach and no bureaucracy.
  • Outstanding integration trips to various places in Europe.
  • Activities to support your well-being and health.
  • Luxmed Gold Extended medical care and Multisport Plus benefit.

Development opportunities we offer

  • conferences in Poland
  • development budget
  • external training
  • mentoring

Benefits

  • private medical care
  • remote work opportunities

Recruitment stages

  • 1.
    Screening Call
  • 2.
    Cultural Fit Interview
  • 3.
    Technical Interview
  • 4.
    Final Round Interview

YOUR ITEAMS sp. z o.o.

Unique TEAL culture, relationship- and respect-driven community, non-corporate atmosphere.
Agile approach and no bureaucracy.

This is how we work

Senior Java Developer
140–180 zł / hr. (B2B)
I apply to:
YOUR ITEAMS sp. z o.o.
Kraków, Lesser Poland
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